.

Chemical elements
Oxygen
8
O2
Mass number 15.999

Oxygen is the most abundant chemical element.
Humans and animals need it to berth.

Helium
2
He
Mass number 4.0026

Helium makes things float and makes your voice squeaky like Mickey Mouse.

Iron
26
Fe
Mass number 55.845

Iron is a type of metal that we use to make tools such as a Hamer.

Zinc
Zn
30
Mass number 65.39

Zinc, also known as **spelter**, is a metallic chemical element. Used in batteries and alloys, such as brass. A variety of zinc compounds are commonly used, such as zinc carbonate and zinc gluconate (as dietary supplements), zinc chloride (in deodorants), zinc pyrithione (anti-dandruff shampoos), zinc sulfide (in luminescent paints).

Tin
50
Sn
Mass number 118.71
tin-plated metal is also used for food packaging, giving the name to tin cans. Tin is added to some dental care products as stannous fluoride (SnF2).





Gold
79
Au
Mass number 196.97
Gold is a yellow shiny metal used for expensive jewelry like rings earrings and necklaces its mined in Waihi.

Sodium
Na
11
Mass number 22.990
Sodium is an essential element for all animal life and for some plant species.

Silver
Ag
47
Mass number 107.8682
Silver has long been valued as a precious metal, and it is used to make ornaments, jewelry, high-value tableware, utensils, and currency coins.

Calcium
Ca
20
Mass number 40.078
We need calcium for strong teeth and bones.
Drink lots of milk and eat dairy products to get your calcium requirements.

Lead
Pb
82
Mass number 207.2
Lead is used in building construction, lead-acid batteries, bullets and shot, weights, and is part of solder, pewter, fusible alloys and radiation shields.

LINSEY!!!!